एपीए उद्धरण

Chandar Prakash, C. (1979). Diamond drilling. Oxford & IBH.

शिकागो स्टाइल उद्धरण

Chandar Prakash, Chugh. Diamond Drilling. New Delhi: Oxford & IBH, 1979.

एमएलए उद्धरण

Chandar Prakash, Chugh. Diamond Drilling. Oxford & IBH, 1979.